No fatalities

RICHARDS HEAVYLIFT HELO INC UH-1H accident at Norris City, IL, 10 May 2021

Norris City, IL, United States

On May 10, 2021, a RICHARDS HEAVYLIFT HELO INC UH-1H operated by KASH HELICOPTER SERVICES LLC was involved in an aviation accident near Norris City, IL. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s improper positioning of the helicopter on the landing pad, and his failure to monitor and control the helicopter as fuel and chemical product were loaded, which led to the helicopter tipping and sliding off the landing pad, and subsequently… This summary draws on records from NTSB; 5 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The pilot’s improper positioning of the helicopter on the landing pad, and his failure to monitor and control the helicopter as fuel and chemical product were loaded, which led to the helicopter tipping and sliding off the landing pad, and subsequently impacting the ground.

— NTSB Determination

Contributing factors

PilotIncorrect use/operation